F - Mech Eng,Light,Heat,Weapons – 15 – B
Patent
F - Mech Eng,Light,Heat,Weapons
15
B
138/83
F15B 15/14 (2006.01) F01L 23/00 (2006.01) F03C 1/007 (2006.01)
Patent
CA 1164769
Docket 45050-352 HYDRAULIC CYLINDER AND PISTON WITH AUTOMATIC RECIPROCATION VALVE ABSTRACT OF THE DISCLOSURE A reciprocation valve for a hydraulically actuated reciprocation motor, wherein the motor has hydraulic inlet and outlet passages into a cylinder through a porting block, and a slidable collar is fitted over the porting block for selectively opening and closing the passages, and a lightweight carriage assembly is attached to the collar and is actuated by a trip rod coupled to a piston within the cylinder.
396527
Graco Inc.
Kirby Eades Gale Baker
LandOfFree
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